package y;


import t.a;

public class Tech extends a {
String lesson;
public Tech(int id,String name,String sex,String lesson){
    super(id,name,sex);
    this.id = id;
    this.name = name;
    this.sex = sex;
    this.lesson=lesson;
  //  super.isaa();
}
public String toString(){
    return"编号" + id+"姓名"+name +"性别"+sex+lesson;
}
}
